SILVA, Diego. Botulinum toxin type A for gummy smile: Anatomical targeting, protocol variability, and reproducible outcome measurement. Journal of Digital Health and Advanced Biomaterials, Maringá, Paraná, Brazil, v. 1, n. 1, p. 5–13, 2026. Disponível em: https://journal.jdhab.org/index.php/jhab/article/view/botulinum-toxin-gummy-smile-reproducible-measurement. Acesso em: 26 jun. 2026.